When in a trig question you are told the angle is 'acute' or 'obtuse', if it is accute does it literally mean the values you need to find are between 0 and 90, and if obtuse does it mean you need to find values between 90 and 180? thanks

(Original post by Bertybassett)
When in a trig question you are told the angle is 'acute' or 'obtuse', if it is accute does it literally mean the values you need to find are between 0 and 90, and if obtuse does it mean you need to find values between 90 and 180? thanks